Materials:

--- Main Base materials:

1.38CrMoAlA (SACM645);

2. SKD-61 (Special Tool Steel) 4Cr5MoSi V1;

3. 42CrMo (Ultrahigh StrengthSteel);

4. DC53 (Cold WorkDie Steel);

5. W6Mo5Cr4V2 (High-SpeedToolSteel 6542)

If not special request, our would choose 38CrMoAlA as the main base material.

--- Main Alloy Materials:

1. Ni-based alloy/Deloro alloy;

2. Tungsten carbide/Wolfram carbide;

3. NiCo-based alloy;

4. Fe-based alloy;

5. Co-based alloy;

Main Processing Technics

1. Heat treatment

2. Quenching

3. Nitriding treatment

4. Bimetallic alloy welding for screw

5. Bimetallic alloy centrifugal casting for barrel

6. Hard-chrome electroplating